"Knot Divided"

The TeamStan Wagon (a mathematician at Macalester College in St. Paul) and
Dan Schwalbe (a software engineer) return for a seventh time to this event.
Joining them are Carlo Séquin, John Sullivan, and Richard Seeley.
Carlo Séquin, the designer of "Knot Divided," is participating for the third time;
he is a computer scientist at U.C. Berkeley with an interest in mathematics and art.
John Sullivan, is a mathematician currently teaching in Berlin, Germany;
his research includes work on bringing mathematics to life in virtual reality.
Richard Seeley, a product development consultant at Parametric Technology Corp.,
dividing his time between Boston and Silverthorne, is interested in sculpting and photography.